	
	package servlet.user;
	
	import java.io.IOException;
	import javax.servlet.ServletException;
	import javax.servlet.http.HttpServlet;
	import javax.servlet.http.HttpServletRequest;
	import javax.servlet.http.HttpServletResponse;
	
	import service.UserManager;
	
	@SuppressWarnings("serial")
	public class DeleteInfo extends HttpServlet {
	
		/**
		 * Constructor of the object.
		 */
		public DeleteInfo() {
			super();
		}
	
	
		
		public void doGet(HttpServletRequest request, HttpServletResponse response)
				throws ServletException, IOException {
					int result=0;
					int id=Integer.parseInt(request.getParameter("userId").toString());
					result=UserManager.getInstance().deleteUser(id);
					if(result==0){//删除失败
						request.getRequestDispatcher("/error_del.jsp").forward(request, response);
					}else{//删除成功
						request.getRequestDispatcher("/servlet/FindAllInfo").forward(request, response);
					}
		}
	
		/**
		 * The doPost method of the servlet. <br>
		 *
		 * This method is called when a form has its tag value method equals to post.
		 * 
		 * @param request the request send by the client to the server
		 * @param response the response send by the server to the client
		 * @throws ServletException if an error occurred
		 * @throws IOException if an error occurred
		 */
		public void doPost(HttpServletRequest request, HttpServletResponse response)
				throws ServletException, IOException {
				doGet(request,response);
		}
	}
